APT-C-12
No sourced public emblem in this profile.
reference profile · reported nexus: Unknown (not nationality)
According to 360 TIC the actor has carried out continuous cyber espionage activities since 2011 on key units and departments of the Chinese government, military industry, scientific research, and finance. The organization focuses on information related to the nuclear industry and scientific research. The targets were mainly concentrated in mainland China...[M]ore than 670 malware samples have been collected from the group, including more than 60 malicious plugins specifically for lateral movement; more than 40 C2 domain names and IPs related to the organization have also been discovered.
Source-reported aliases: Sapphire Mushroom, Blue Mushroom, NuclearCrisis. Associations do not prove equivalence.
Target geography
Catalog-listed countries (associations, not attack counts): No country-level metadata
No bound claim-post feed for this label.
Historical casebook
No dated record curated yet; absence does not establish inactivity.
Planned Kinwilder coverage
Tentative editorial review windows, contingent on evidence and review; not promised publication dates or predictions of attacks.
No assigned review window.
References
https://mp.weixin.qq.com/s/S-hiGFNC6WXGrkjytAVbpA
https://bitofhex.com/2020/02/10/sapphire-mushroom-lnk-files/